<template>
  <div :class="prefixCls">
    <Popover
      title=""
      trigger="click"
      :overlayClassName="`${prefixCls}__overlay`"
    >
      <Badge :count="count" dot :numberStyle="numberStyle">
        <BellOutlined />
      </Badge>
      <template #content>
        <Tabs>
          <template v-for="item in listData" :key="item.key">
            <TabPane>
              <template #tab>
                {{ item.name }}
                <span v-if="item.list.length !== 0"
                  >({{ item.list.length }})</span
                >
              </template>
              <!-- 绑定title-click事件的通知列表中标题是“可点击”的-->
              <NoticeList
                :list="item.list"
                v-if="item.key === '1'"
                @title-click="onNoticeClick"
              />
              <NoticeList :list="item.list" v-else />
            </TabPane>
          </template>
        </Tabs>
      </template>
    </Popover>
  </div>
</template>
<script lang="ts">
import { computed, defineComponent, ref } from 'vue'
import { Popover, Tabs, Badge } from 'ant-design-vue'
import { BellOutlined } from '@ant-design/icons-vue'
import { tabListData, ListItem } from './data'
import NoticeList from './NoticeList.vue'
import { useDesign } from '@/hooks/web/useDesign'
import { useMessage } from '@/hooks/web/useMessage'

export default defineComponent({
  components: {
    Popover,
    BellOutlined,
    Tabs,
    TabPane: Tabs.TabPane,
    Badge,
    NoticeList,
  },
  setup() {
    const { prefixCls } = useDesign('header-notify')
    const { createMessage } = useMessage()
    const listData = ref(tabListData)

    const count = computed(() => {
      let count = 0
      for (let i = 0; i < tabListData.length; i++) {
        count += tabListData[i].list.length
      }
      return count
    })

    function onNoticeClick(record: ListItem) {
      createMessage.success('你点击了通知，ID=' + record.id)
      // 可以直接将其标记为已读（为标题添加删除线）,此处演示的代码会切换删除线状态
      record.titleDelete = !record.titleDelete
    }

    return {
      prefixCls,
      listData,
      count,
      onNoticeClick,
      numberStyle: {},
    }
  },
})
</script>
<style lang="less">
@prefix-cls: ~'@{namespace}-header-notify';

.@{prefix-cls} {
  padding-top: 2px;

  &__overlay {
    max-width: 360px;
  }

  .ant-tabs-content {
    width: 300px;
  }

  .ant-badge {
    font-size: 18px;

    .ant-badge-multiple-words {
      padding: 0 4px;
    }

    svg {
      width: 0.9em;
    }
  }
}
</style>
